This specially developed, proven formula contains 5% d-Limonene, extract of pennyroyal, eucalyptus bark, aloe vera, and other natural oils. Leaves a pleasant citrus scent and has excellent sudsing action. This full-strength formula is ready to use. Safe for use with organophosphates and carbamate-based insecticides. Citrilux®Shampoo is safe for puppies and kittens over 12 weeks old.